Problemset - Codeforces

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Problems

#	Name
407C	Curious Array brute force, combinatorics, implementation, math	2500	x951
407B	Long Path dp, implementation	1600	x6406
407A	Triangle brute force, geometry, implementation, math	1600	x4742
406E	Hamming Triples implementation, math, two pointers	2800	x227
406D	Hill Climbing dfs and similar, geometry, trees	2200	x1126
405E	Graph Cutting dfs and similar, graphs	2300	x1329
405D	Toy Sum greedy, implementation, math	1700	x3084
405C	Unusual Product implementation, math	1600	x4563
405B	Domino Effect	1100	x5617
405A	Gravity Flip greedy, implementation, sortings	900	x94319
404E	Maze 1D binary search, greedy, implementation	2200	x561
404D	Minesweeper 1D dp, implementation	1900	x2059
404C	Restore Graph dfs and similar, graphs, sortings	1800	x4995
404B	Marathon implementation, math	1500	x2894
404A	Valera and X implementation	1000	x22862
403E	Two Rooted Trees data structures, implementation, trees	2900	x201
403D	Beautiful Pairs of Numbers combinatorics, dp	2300	x1063
402E	Strictly Positive Matrix graphs, math	2200	x2077
402D	Upgrading Array dp, greedy, math, number theory	1800	x2514
402C	Searching for Graph brute force, constructive algorithms, graphs	1500	x5690
402B	Trees in a Row brute force, implementation	1400	x3686
402A	Nuts greedy, math	1100	x4512
401E	Olympic Games math	2500	x167
401D	Roman and Numbers bitmasks, brute force, combinatorics, dp, number theory	2000	x3967
401C	Team constructive algorithms, greedy, implementation	1400	x19261
401B	Sereja and Contests greedy, implementation, math	1200	x4380
401A	Vanya and Cards implementation, math	800	x15868
400E	Inna and Binary Logic binary search, bitmasks, data structures	2100	x932
400D	Dima and Bacteria dsu, graphs, shortest paths	2000	x2797
400C	Inna and Huge Candy Matrix implementation, math	1500	x2872
400B	Inna and New Matrix of Candies brute force, implementation, schedules	1200	x7328
400A	Inna and Choose Options implementation	1000	x6401
399B	Red and Blue Balls		x1817
399A	Pages implementation		x4076
398E	Sorting Permutations		x88
398D	Instant Messanger data structures		x831
398C	Tree and Array constructive algorithms		x207
398B	Painting The Wall dp, probabilities		x993
398A	Cards constructive algorithms, implementation		x910
397B	On Corruption and Numbers constructive algorithms, implementation, math		x735
397A	On Segment's Own Points implementation		x2586
396E	On Iteration of One Well-Known Function math		x144
396D	On Sum of Number of Inversions in Permutations combinatorics, math		x406
396C	On Changing Tree data structures, graphs, trees		x1522
396B	On Sum of Fractions math, number theory		x1033
396A	On Number of Decompositions into Multipliers combinatorics, math, number theory		x1460
394E	Lightbulb for Minister geometry		x114
394D	Physical Education and Buns brute force, implementation, math		x261
394C	Dominoes constructive algorithms, greedy		x511
394B	Very Beautiful Number math		x567
394A	Counting Sticks brute force, implementation		x2633
393B	Three matrices		x1932
393A	Nineteen		x6520
392E	Deleting Substrings		x173
392D	Three Arrays data structures		x210
392C	Yet Another Number Sequence combinatorics, math, matrices		x576
392B	Tower of Hanoi dp		x884
392A	Blocked Points math		x962
391F3	Stock Trading		x104
391F2	Stock Trading greedy		x103
391F1	Stock Trading dp		x161
391E2	Three Trees		x146
391E1	Three Trees		x114
391D2	Supercollider data structures		x177
391D1	Supercollider brute force		x201
391C3	The Tournament		x164
391C2	The Tournament greedy		x131
391C1	The Tournament brute force		x182
391B	Word Folding brute force		x380
391A	Genetic Engineering implementation, two pointers		x1702
390E	Inna and Large Sweet Matrix		x256
390D	Inna and Sweet Matrix constructive algorithms		x504
390C	Inna and Candy Boxes data structures		x622
390B	Inna, Dima and Song implementation		x1167
390A	Inna and Alarm Clock implementation		x3444
389B	Fox and Cross greedy, implementation	1100	x6813
389A	Fox and Number Game greedy, math	1000	x13828
388E	Fox and Meteor Shower geometry	3100	x119
388D	Fox and Perfect Sets math	2700	x435
388C	Fox and Card Game games, greedy, sortings	2000	x3080
388B	Fox and Minimal path bitmasks, constructive algorithms, graphs, implementation, math	1900	x2432
388A	Fox and Box Accumulation greedy, sortings	1400	x11336
387E	George and Cards binary search, data structures	2200	x845
387D	George and Interesting Graph graph matchings	2200	x956
387C	George and Number greedy, implementation	1700	x2157
387B	George and Round brute force, greedy, two pointers	1200	x11907
387A	George and Sleep implementation	900	x9505
386D	Game with Points dp, graphs, implementation, shortest paths	2100	x411
386C	Diverse Substrings dp, strings, two pointers	2000	x742
386B	Fly, freebies, fly! binary search, brute force, implementation	1400	x2085
386A	Second-Price Auction implementation	800	x5912
385E	Bear in the Field math, matrices	2300	x559
385D	Bear and Floodlight bitmasks, dp, geometry	2200	x794
385C	Bear and Prime Numbers binary search, brute force, data structures, dp, implementation, math, number theory	1700	x9371
385B	Bear and Strings brute force, greedy, implementation, math, strings	1200	x9523
385A	Bear and Raspberry brute force, greedy, implementation	1000	x16216
384B	Multitasking greedy, implementation, sortings, two pointers	1500	x3484
384A	Coder implementation	800	x15879
383E	Vowels combinatorics, divide and conquer, dp	2700	x2728
383D	Antimatter dp	2300	x2888